<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .app{
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .card{
            background-color: rgb(64, 233, 101);
            padding: 10px;
            border-radius: 8px;
            position: relative;
            max-width: 160px;
        }
        .card::before{
            content: ' ';
            position: absolute;
            border: 8px solid rgb(64, 233, 101);
            top: 8px;
            left: -16px;
            border-left-color: transparent;
            border-top-color: transparent;
            border-bottom-color: transparent;
        }
        .card-wrap{
            display: flex;
            align-items: center;
            position: relative;
            transition: 0.5s;
        }
        .card-wrap .icon{
            width: 48px;
            height: 48px;
            border-radius: 50%;
            position: relative;
            top: -10px;
            left: -15px;
            margin: 30px 0;
        }
        .flash{
            animation: flash 0.3s ease  3;
        }
        @keyframes flash {
            0%{
                transform: scale(1);
            }
            50%{
                transform: scale(1.1);
            }
            100%{
                transform: scale(1);
            }
        }
        
    </style>
</head>
<body>
    <div class="app">
    <div class="list-wrap">
        <div class="card-wrap">
            <img src="./bkg.jpg" class="icon" alt="">
            <div class="card">这里是气泡内容，他的内容很长很长很长</div>
        </div>
        <div class="card-wrap">
            <img src="./bkg.jpg" class="icon" alt="">
            <div class="card">还记得你说家是唯一的城堡随着稻香河流继续奔跑</div>
        </div>
        <div class="card-wrap">
            <img src="./bkg.jpg" class="icon" alt="">
            <div class="card">这里是气泡内容，他的内容很长很长很长</div>
        </div>
    </div>
    </div>  
</body>
</html>